<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no"/>
    <style type="text/css">
        body, html, #allmap {
            width: 100%;
            height: 100%;
            overflow: hidden;
            margin: 0;
            font-family: "微软雅黑";
        }
    </style>
    <script src="http://webapi.amap.com/maps?v=1.3&key=78634dd0056201e14a509d5765eb7ce6"></script>
</head>
<body>
<div id="allmap"></div>
</body>
</html>
<script type="text/javascript">
    PI= 3.14159265358979324;
    x_pi = 3.14159265358979324 * 3000.0 / 180.0;
    a=6378245.0;
    ee = 0.00669342162296594323;

    // 百度地图API功能
    var k = parent;// 父窗口对象

    var lat1 = k.document.getElementById("lat").value;
    var lng1 = k.document.getElementById("lng").value;


    if(lat1 && lng1)
    {
        var l = gcj_encrypt(lng1, lat1);
        lng1 = l.lng;
        lat1 = l.lat;

        var lat=lat1;
        var lng=lng1;
      //  TODO:gps转高德

    }
    else {
        var  lat="39.902679";
        var  lng="116.396216";
    }
    var map = new AMap.Map('allmap', {
        resizeEnable: true,
        zoom:11,
        center: [lng, lat],
        zoom: 17

    });
    var marker = new AMap.Marker({
        position :new AMap.LngLat(lng,lat),
        map : map
    });
    //单击获取点击的经纬度并把值传回父窗口
    AMap.event.addListener(map,"click", function (e) {
       // TODO:gps
        var gps= transform(e.lnglat.getLat(), e.lnglat.getLng());
        var lontitude =e.lnglat.getLng() * 2 - gps.lng;
        var latitude = e.lnglat.getLat()* 2 -gps.lat;
        k.document.getElementById("lng").value =lontitude;
        k.document.getElementById("lat").value =latitude ;
        parent.$.colorbox.close();// 关闭子窗口
    });
    function gcj_encrypt(gcjLon, gcjLat) {
        var d = delta(gcjLat, gcjLon);
        return new AMap.LngLat(parseFloat(gcjLon) + parseFloat(d.lon), parseFloat(gcjLat) + parseFloat(d.lat))
    }
    function transformLat(x, y) {

        var ret = -100.0 + 2.0 * x + 3.0 * y + 0.2 * y * y + 0.1 * x * y + 0.2 * Math.sqrt(Math.abs(x));
        ret += (20.0 * Math.sin(6.0 * x * PI) + 20.0 * Math.sin(2.0 * x * PI)) * 2.0 / 3.0;
        ret += (20.0 * Math.sin(y * PI) + 40.0 * Math.sin(y / 3.0 * PI)) * 2.0 / 3.0;
        ret += (160.0 * Math.sin(y / 12.0 * PI) + 320 * Math.sin(y * PI / 30.0)) * 2.0 / 3.0;
        return ret;
    }


    function transformLon(x, y) {
        var ret = 300.0 + x + 2.0 * y + 0.1 * x * x + 0.1 * x * y + 0.1 * Math.sqrt(Math.abs(x));
        ret += (20.0 * Math.sin(6.0 * x * PI) + 20.0 * Math.sin(2.0 * x * PI)) * 2.0 / 3.0;
        ret += (20.0 * Math.sin(x * PI) + 40.0 * Math.sin(x / 3.0 * PI)) * 2.0 / 3.0;
        ret += (150.0 * Math.sin(x / 12.0 * PI) + 300.0 * Math.sin(x / 30.0 * PI)) * 2.0 / 3.0;
        return ret;
    }
    //高德转gps
    function transform(lat, lon) {
        if (outOfChina(lat, lon)) {
            return {'lat': lat, 'lng': lon};
        }
        var dLat = transformLat(lon - 105.0, lat - 35.0);
        var dLon = transformLon(lon - 105.0, lat - 35.0);
        var radLat = lat / 180.0 * PI;
        var magic = Math.sin(radLat);
        magic = 1 - ee * magic * magic;
        var sqrtMagic = Math.sqrt(magic);
        dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * sqrtMagic) * PI);
        dLon = (dLon * 180.0) / (a / sqrtMagic * Math.cos(radLat) * PI);
        var mgLat = lat + dLat;
        var mgLon = lon + dLon;
        return {'lat': mgLat, 'lng': mgLon};
    }
    function  outOfChina(lat,lon) {
        if (lon < 72.004 || lon > 137.8347)
            return true;
        if (lat < 0.8293 || lat > 55.8271)
            return true;
        return false;
    }
    //gps转高德
    function delta(lat,lon) {
        var a = 6378245.0; //  a: 卫星椭球坐标投影到平面地图坐标系的投影因子。
        var ee = 0.00669342162296594323; //  ee: 椭球的偏心率。
        var dLat = this.transformLat(lon - 105.0, lat - 35.0);
        var dLon = this.transformLon(lon - 105.0, lat - 35.0);
        var radLat = lat / 180.0 * this.PI;
        var magic = Math.sin(radLat);
        magic = 1 - ee * magic * magic;
        var sqrtMagic = Math.sqrt(magic);
        dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * sqrtMagic) * this.PI);
        dLon = (dLon * 180.0) / (a / sqrtMagic * Math.cos(radLat) * this.PI);
        return {'lat': dLat, 'lon': dLon};
    }

</script>
